Tell Me What You Saw

A dismembered body abandoned in a rural irrigation ditch in the middle of the night! A peppermint candy is found inside the corpse's mouth, and the detectives at the scene are reminded of 'The Guy,' a serial killer who died five years ago. Hwang Ha-young, the team leader of the Major Crimes Unit Team 1, discovers Soo-young, a police officer from a local precinct who remembers every detail of the crime scene exactly as she saw it, and sends her to a mysterious man...

Major Crimes Team 1 discovers that a victim has been kidnapped by the suspect who surrendered. As the possibility of the victim's survival emerges, Team 1 locates the suspect's hideout. Soo-young enters the basement of a crumbling building in search of the victim, but after losing radio contact with Team 1, she finds herself in danger...

Who murdered the suspect who surrendered? Oh Hyun-jae and Cha Soo-young discover that the murdered suspect has an accomplice and find clues about the accomplice at the suspect's house. Meanwhile, the accomplice begins searching for a new victim. Will Team 1 be able to save the them?

A mysterious message is delivered to Team 1. Peppermint candy is found at the scene once again! Oh Hyun-jae analyzes the message to identify 'The Guy's' next target, while Team Leader Hwang Ha-young rushes to stop the predicted murder alongside Cha Soo-young. Mysterious Message X Predicted Murder! If you want to stop it, tell them what you saw!

Oh Hyun-jae and Cha Soo-young fail to prevent the predicted murder! With the murder occurring during a live broadcast, the media focuses on the return of "Peppermint Candy," while Soo-young discovers traces of a mysterious man breaking into her goshitel. Meanwhile, Hyun-jae warns Soo-young to be careful, saying "The Guy" is watching, and Soo-young remembers that the mysterious man is the same one she encountered at the police station...

"The Guy" locates Oh Hyun-jae's hideout through Cha Soo-young! However, Hyun-jae does not show himself, and "The Guy" discovers unexpected traces at the hideout. Meanwhile, Team Leader Hwang and Soo-young head to the hideout to rescue Hyun-jae, and Hyun-jae senses the hand of death approaching...

Oh Hyun-jae stands up from his wheelchair and begins to move! Meanwhile, Soo-young learns that the child she met has been kidnapped and requests Hyun-jae's cooperation once again. The suspect's vehicle is found abandoned on a mountainside. However, no decisive clues to find the missing child are discovered, and Oh Hyun-jae uses Soo-young's "picturing" to identify a factory where the child is presumed to be, but soon discovers traces of burial at the scene...

Team 1 heads to a closed amusement park to rescue a child. They search for traces of the kidnapped child in a fun house, but all they find is evidence that there was another child besides the abducted one! Meanwhile, the child hides in the Mirror Room to escape the woman chasing him, and Oh Hyun-jae and Cha Soo-young are shocked to see someone who shouldn't be there while following the child's trail...